ATI Radeon X800 GT AGP vs ATI Radeon HD 4850
We compared two Desktop platform GPUs: 256MB VRAM Radeon X800 GT AGP and 512MB VRAM Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon X800 GT AGP 's Advantages
Lower TDP (40W vs 110W)
ATI Radeon HD 4850 's Advantages
Released 7 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (63.55GB/s vs 31.55GB/s)
800 additional rendering cores
Score
Graphics Card
Nov 2007
Release Date
Jun 2008
Radeon R400 AGP
Generation
Radeon R700
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
493 MHz
Memory Clock
993 MHz
Memory
256MB
Memory Size
512MB
GDDR3
Memory Type
GDDR3
256bit
Memory Bus
256bit
31.55GB/s
Bandwidth
63.55GB/s
Render Config
-
Compute Units
10
-
-
-
-
Shading Units
800
8
TMUs
40
8
ROPs
16
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
-
L2 Cache
256 KB
-
-
-
Theoretical Performance
3.784 GPixel/s
Pixel Rate
10.00 GPixel/s
3.784 GTexel/s
Texture Rate
25.00 GTexel/s
-
-
-
-
FP32 (float)
1000 GFLOPS
-
FP64 (double)
200.0 GFLOPS
Board Design
40W
TDP
110W
200 W
Suggested PSU
300 W
1x DVI
1x VGA
1x S-Video
Outputs
2x DVI
1x S-Video
1x Molex
Power Connectors
1x 6-pin
Graphics Processor
R420
GPU Name
RV770
R420 GT
(215RAACGA12F)
GPU Variant
RV770 PRO
(215-0669065)
R400
Architecture
TeraScale
TSMC
Foundry
TSMC
130 nm
Process Size
55 nm
0.16 billion
Transistors
0.956 billion
281 mm²
Die Size
256 mm²
Graphics Features
9.0b (9_2)
DirectX
10.1 (10_1)
2.1
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
-
-
-
Shader Model
4.1
